ui/keyboard/keyboard_controller_unittest.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/keyboard/keyboard_controller.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include "ui/aura/client/focus_client.h"
  13 #include "ui/aura/layout_manager.h"
  14 #include "ui/aura/test/aura_test_helper.h"
  15 #include "ui/aura/test/test_window_delegate.h"
  16 #include "ui/aura/window.h"
  17 #include "ui/aura/window_event_dispatcher.h"
  18 #include "ui/base/ime/dummy_text_input_client.h"
  19 #include "ui/base/ime/input_method.h"
  20 #include "ui/base/ime/input_method_factory.h"
  21 #include "ui/base/ime/text_input_client.h"
  22 #include "ui/compositor/compositor.h"
  23 #include "ui/compositor/layer_type.h"
  24 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
  25 #include "ui/compositor/test/context_factories_for_test.h"
  26 #include "ui/compositor/test/layer_animator_test_controller.h"
  27 #include "ui/events/event_utils.h"
  28 #include "ui/events/test/event_generator.h"
  29 #include "ui/gfx/geometry/rect.h"
  30 #include "ui/keyboard/keyboard_controller_observer.h"
  31 #include "ui/keyboard/keyboard_controller_proxy.h"
  32 #include "ui/keyboard/keyboard_util.h"
  33 #include "ui/wm/core/default_activation_client.h"
  34
  35 namespace keyboard {
  36 namespace {
  37
  38 const int kDefaultVirtualKeyboardHeight = 100;
  39
  40 // Verify if the |keyboard| window covers the |container| window completely.
  41 void VerifyKeyboardWindowSize(aura::Window* container, aura::Window* keyboard) {
  42   ASSERT_EQ(gfx::Rect(0, 0, container->bounds().width(),
  43                       container->bounds().height()),
  44             keyboard->bounds());
  45 }
  46
  47 // Steps a layer animation until it is completed. Animations must be enabled.
  48 void RunAnimationForLayer(ui::Layer* layer) {
  49   // Animations must be enabled for stepping to work.
  50   ASSERT_NE(ui::ScopedAnimationDurationScaleMode::duration_scale_mode(),
  51             ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
  52
  53   ui::LayerAnimatorTestController controller(layer->GetAnimator());
  54   // Multiple steps are required to complete complex animations.
  55   // TODO(vollick): This should not be necessary. crbug.com/154017
  56   while (controller.animator()->is_animating()) {
  57     controller.StartThreadedAnimationsIfNeeded();
  58     base::TimeTicks step_time = controller.animator()->last_step_time();
  59     controller.animator()->Step(step_time +
  60                                 base::TimeDelta::FromMilliseconds(1000));
  61   }
  62 }
  63
  64 // An event handler that focuses a window when it is clicked/touched on. This is
  65 // used to match the focus manger behaviour in ash and views.
  66 class TestFocusController : public ui::EventHandler {
  67  public:
  68   explicit TestFocusController(aura::Window* root)
  69       : root_(root) {
  70     root_->AddPreTargetHandler(this);
  71   }
  72
  73   ~TestFocusController() override { root_->RemovePreTargetHandler(this); }
  74
  75  private:
  76   // Overridden from ui::EventHandler:
  77   void OnEvent(ui::Event* event) override {
  78     aura::Window* target = static_cast<aura::Window*>(event->target());
  79     if (event->type() == ui::ET_MOUSE_PRESSED ||
  80         event->type() == ui::ET_TOUCH_PRESSED) {
  81       aura::client::GetFocusClient(target)->FocusWindow(target);
  82     }
  83   }
  84
  85   aura::Window* root_;
  86   DISALLOW_COPY_AND_ASSIGN(TestFocusController);
  87 };
  88
  89 class TestKeyboardControllerProxy : public KeyboardControllerProxy {
  90  public:
  91   TestKeyboardControllerProxy()
  92       : KeyboardControllerProxy(nullptr),
  93         input_method_(
  94             ui::CreateInputMethod(nullptr, gfx::kNullAcceleratedWidget)) {}
  95
  96   ~TestKeyboardControllerProxy() override {
  97     // Destroy the window before the delegate.
  98     window_.reset();
  99   }
 100
 101   // Overridden from KeyboardControllerProxy:
 102   bool HasKeyboardWindow() const override { return window_; }
 103   aura::Window* GetKeyboardWindow() override {
 104     if (!window_) {
 105       window_.reset(new aura::Window(&delegate_));
 106       window_->Init(ui::LAYER_NOT_DRAWN);
 107       window_->set_owned_by_parent(false);
 108     }
 109     return window_.get();
 110   }
 111   ui::InputMethod* GetInputMethod() override { return input_method_.get(); }
 112   void RequestAudioInput(
 113       content::WebContents* web_contents,
 114       const content::MediaStreamRequest& request,
 115       const content::MediaResponseCallback& callback) override {
 116     return;
 117   }
 118   void LoadSystemKeyboard() override{};
 119   void ReloadKeyboardIfNeeded() override{};
 120
 121  private:
 122   scoped_ptr<aura::Window> window_;
 123   aura::test::TestWindowDelegate delegate_;
 124   scoped_ptr<ui::InputMethod> input_method_;
 125
 126   DISALLOW_COPY_AND_ASSIGN(TestKeyboardControllerProxy);
 127 };
 128
 129 // Keeps a count of all the events a window receives.
 130 class EventObserver : public ui::EventHandler {
 131  public:
 132   EventObserver() {}
 133   ~EventObserver() override {}
 134
 135   int GetEventCount(ui::EventType type) {
 136     return event_counts_[type];
 137   }
 138
 139  private:
 140   // Overridden from ui::EventHandler:
 141   void OnEvent(ui::Event* event) override {
 142     ui::EventHandler::OnEvent(event);
 143     event_counts_[event->type()]++;
 144   }
 145
 146   std::map<ui::EventType, int> event_counts_;
 147   DISALLOW_COPY_AND_ASSIGN(EventObserver);
 148 };
 149
 150 class KeyboardContainerObserver : public aura::WindowObserver {
 151  public:
 152   explicit KeyboardContainerObserver(aura::Window* window) : window_(window) {
 153     window_->AddObserver(this);
 154   }
 155   ~KeyboardContainerObserver() override { window_->RemoveObserver(this); }
 156
 157  private:
 158   void OnWindowVisibilityChanged(aura::Window* window, bool visible) override {
 159     if (!visible)
 160       base::MessageLoop::current()->Quit();
 161   }
 162
 163   aura::Window* window_;
 164
 165   DISALLOW_COPY_AND_ASSIGN(KeyboardContainerObserver);
 166 };
 167
 168 }  // namespace
 169
 170 class KeyboardControllerTest : public testing::Test,
 171                                public KeyboardControllerObserver {
 172  public:
 173   KeyboardControllerTest() : number_of_calls_(0) {}
 174   ~KeyboardControllerTest() override {}
 175
 176   void SetUp() override {
 177     // The ContextFactory must exist before any Compositors are created.
 178     bool enable_pixel_output = false;
 179     ui::ContextFactory* context_factory =
 180         ui::InitializeContextFactoryForTests(enable_pixel_output);
 181
 182     aura_test_helper_.reset(new aura::test::AuraTestHelper(&message_loop_));
 183     aura_test_helper_->SetUp(context_factory);
 184     new wm::DefaultActivationClient(aura_test_helper_->root_window());
 185     ui::SetUpInputMethodFactoryForTesting();
 186     focus_controller_.reset(new TestFocusController(root_window()));
 187     proxy_ = new TestKeyboardControllerProxy();
 188     controller_.reset(new KeyboardController(proxy_));
 189     controller()->AddObserver(this);
 190   }
 191
 192   void TearDown() override {
 193     controller()->RemoveObserver(this);
 194     controller_.reset();
 195     focus_controller_.reset();
 196     aura_test_helper_->TearDown();
 197     ui::TerminateContextFactoryForTests();
 198   }
 199
 200   aura::Window* root_window() { return aura_test_helper_->root_window(); }
 201   KeyboardControllerProxy* proxy() { return proxy_; }
 202   KeyboardController* controller() { return controller_.get(); }
 203
 204   void ShowKeyboard() {
 205     test_text_input_client_.reset(
 206         new ui::DummyTextInputClient(ui::TEXT_INPUT_TYPE_TEXT));
 207     SetFocus(test_text_input_client_.get());
 208   }
 209
 210   void MockRotateScreen() {
 211     const gfx::Rect root_bounds = root_window()->bounds();
 212     controller_->OnWindowBoundsChanged(root_window(), gfx::Rect(),
 213                                        gfx::Rect(0,
 214                                                  0,
 215                                                  root_bounds.height(),
 216                                                  root_bounds.width()));
 217   }
 218
 219  protected:
 220   // KeyboardControllerObserver overrides
 221   void OnKeyboardBoundsChanging(const gfx::Rect& new_bounds) override {
 222     notified_bounds_ = new_bounds;
 223     number_of_calls_++;
 224   }
 225
 226   int number_of_calls() const { return number_of_calls_; }
 227
 228   const gfx::Rect& notified_bounds() { return notified_bounds_; }
 229
 230   void SetFocus(ui::TextInputClient* client) {
 231     ui::InputMethod* input_method = proxy()->GetInputMethod();
 232     input_method->SetFocusedTextInputClient(client);
 233     if (client && client->GetTextInputType() != ui::TEXT_INPUT_TYPE_NONE) {
 234       input_method->ShowImeIfNeeded();
 235       if (proxy_->GetKeyboardWindow()->bounds().height() == 0) {
 236         // Set initial bounds for test keyboard window.
 237         proxy_->GetKeyboardWindow()->SetBounds(
 238             FullWidthKeyboardBoundsFromRootBounds(
 239                 root_window()->bounds(), kDefaultVirtualKeyboardHeight));
 240       }
 241     }
 242   }
 243
 244   bool WillHideKeyboard() {
 245     return controller_->WillHideKeyboard();
 246   }
 247
 248   bool ShouldEnableInsets(aura::Window* window) {
 249     return controller_->ShouldEnableInsets(window);
 250   }
 251
 252   base::MessageLoopForUI message_loop_;
 253   scoped_ptr<aura::test::AuraTestHelper> aura_test_helper_;
 254   scoped_ptr<TestFocusController> focus_controller_;
 255
 256  private:
 257   int number_of_calls_;
 258   gfx::Rect notified_bounds_;
 259   KeyboardControllerProxy* proxy_;
 260   scoped_ptr<KeyboardController> controller_;
 261   scoped_ptr<ui::TextInputClient> test_text_input_client_;
 262   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerTest);
 263 };
 264
 265 TEST_F(KeyboardControllerTest, KeyboardSize) {
 266   aura::Window* container(controller()->GetContainerWindow());
 267   aura::Window* keyboard(proxy()->GetKeyboardWindow());
 268   gfx::Rect screen_bounds = root_window()->bounds();
 269   root_window()->AddChild(container);
 270   container->AddChild(keyboard);
 271   const gfx::Rect& initial_bounds = container->bounds();
 272   // The container should be positioned at the bottom of screen and has 0
 273   // height.
 274   ASSERT_EQ(gfx::Rect(), initial_bounds);
 275   VerifyKeyboardWindowSize(container, keyboard);
 276
 277   gfx::Rect new_bounds(0, 0, 50, 50);
 278
 279   // In FULL_WIDTH mode, attempt to change window width or move window up from
 280   // the bottom are ignored. Changing window height is supported.
 281   gfx::Rect expected_bounds(0,
 282                             screen_bounds.height() - 50,
 283                             screen_bounds.width(),
 284                             50);
 285
 286   keyboard->SetBounds(new_bounds);
 287   ASSERT_EQ(expected_bounds, container->bounds());
 288   VerifyKeyboardWindowSize(container, keyboard);
 289
 290   MockRotateScreen();
 291   // The above call should resize keyboard to new width while keeping the old
 292   // height.
 293   ASSERT_EQ(gfx::Rect(0,
 294                       screen_bounds.width() - 50,
 295                       screen_bounds.height(),
 296                       50),
 297             container->bounds());
 298   VerifyKeyboardWindowSize(container, keyboard);
 299 }
 300
 301 TEST_F(KeyboardControllerTest, FloatingKeyboardSize) {
 302   aura::Window* container(controller()->GetContainerWindow());
 303   aura::Window* keyboard(proxy()->GetKeyboardWindow());
 304   gfx::Rect screen_bounds = root_window()->bounds();
 305   root_window()->AddChild(container);
 306   controller()->SetKeyboardMode(FLOATING);
 307   container->AddChild(keyboard);
 308   gfx::Rect new_bounds(0, 50, 50, 50);
 309   keyboard->SetBounds(new_bounds);
 310   ASSERT_EQ(new_bounds, container->bounds());
 311   VerifyKeyboardWindowSize(container, keyboard);
 312 }
 313
 314 // Tests that tapping/clicking inside the keyboard does not give it focus.
 315 TEST_F(KeyboardControllerTest, ClickDoesNotFocusKeyboard) {
 316   const gfx::Rect& root_bounds = root_window()->bounds();
 317   aura::test::EventCountDelegate delegate;
 318   scoped_ptr<aura::Window> window(new aura::Window(&delegate));
 319   window->Init(ui::LAYER_NOT_DRAWN);
 320   window->SetBounds(root_bounds);
 321   root_window()->AddChild(window.get());
 322   window->Show();
 323   window->Focus();
 324
 325   aura::Window* keyboard_container(controller()->GetContainerWindow());
 326
 327   root_window()->AddChild(keyboard_container);
 328   keyboard_container->Show();
 329
 330   ShowKeyboard();
 331
 332   EXPECT_TRUE(window->IsVisible());
 333   EXPECT_TRUE(keyboard_container->IsVisible());
 334   EXPECT_TRUE(window->HasFocus());
 335   EXPECT_FALSE(keyboard_container->HasFocus());
 336
 337   // Click on the keyboard. Make sure the keyboard receives the event, but does
 338   // not get focus.
 339   EventObserver observer;
 340   keyboard_container->AddPreTargetHandler(&observer);
 341
 342   ui::test::EventGenerator generator(root_window());
 343   generator.MoveMouseTo(keyboard_container->bounds().CenterPoint());
 344   generator.ClickLeftButton();
 345   EXPECT_TRUE(window->HasFocus());
 346   EXPECT_FALSE(keyboard_container->HasFocus());
 347   EXPECT_EQ("0 0", delegate.GetMouseButtonCountsAndReset());
 348   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_PRESSED));
 349   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_RELEASED));
 350
 351   // Click outside of the keyboard. It should reach the window behind.
 352   generator.MoveMouseTo(gfx::Point());
 353   generator.ClickLeftButton();
 354   EXPECT_EQ("1 1", delegate.GetMouseButtonCountsAndReset());
 355   keyboard_container->RemovePreTargetHandler(&observer);
 356 }
 357
 358 TEST_F(KeyboardControllerTest, VisibilityChangeWithTextInputTypeChange) {
 359   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 360   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 361   ui::DummyTextInputClient input_client_2(ui::TEXT_INPUT_TYPE_TEXT);
 362   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 363   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 364
 365   aura::Window* keyboard_container(controller()->GetContainerWindow());
 366   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 367       new KeyboardContainerObserver(keyboard_container));
 368   root_window()->AddChild(keyboard_container);
 369
 370   SetFocus(&input_client_0);
 371
 372   EXPECT_TRUE(keyboard_container->IsVisible());
 373
 374   SetFocus(&no_input_client_0);
 375   // Keyboard should not immediately hide itself. It is delayed to avoid layout
 376   // flicker when the focus of input field quickly change.
 377   EXPECT_TRUE(keyboard_container->IsVisible());
 378   EXPECT_TRUE(WillHideKeyboard());
 379   // Wait for hide keyboard to finish.
 380   base::MessageLoop::current()->Run();
 381   EXPECT_FALSE(keyboard_container->IsVisible());
 382
 383   SetFocus(&input_client_1);
 384   EXPECT_TRUE(keyboard_container->IsVisible());
 385
 386   // Schedule to hide keyboard.
 387   SetFocus(&no_input_client_1);
 388   EXPECT_TRUE(WillHideKeyboard());
 389   // Cancel keyboard hide.
 390   SetFocus(&input_client_2);
 391
 392   EXPECT_FALSE(WillHideKeyboard());
 393   EXPECT_TRUE(keyboard_container->IsVisible());
 394 }
 395
 396 // Test to prevent spurious overscroll boxes when changing tabs during keyboard
 397 // hide. Refer to crbug.com/401670 for more context.
 398 TEST_F(KeyboardControllerTest, CheckOverscrollInsetDuringVisibilityChange) {
 399   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 400   ui::DummyTextInputClient no_input_client(ui::TEXT_INPUT_TYPE_NONE);
 401
 402   aura::Window* keyboard_container(controller()->GetContainerWindow());
 403   root_window()->AddChild(keyboard_container);
 404
 405   // Enable touch keyboard / overscroll mode to test insets.
 406   keyboard::SetTouchKeyboardEnabled(true);
 407   EXPECT_TRUE(keyboard::IsKeyboardOverscrollEnabled());
 408
 409   SetFocus(&input_client);
 410   SetFocus(&no_input_client);
 411   // Insets should not be enabled for new windows while keyboard is in the
 412   // process of hiding when overscroll is enabled.
 413   EXPECT_FALSE(ShouldEnableInsets(proxy()->GetKeyboardWindow()));
 414   // Cancel keyboard hide.
 415   SetFocus(&input_client);
 416   // Insets should be enabled for new windows as hide was cancelled.
 417   EXPECT_TRUE(ShouldEnableInsets(proxy()->GetKeyboardWindow()));
 418 }
 419
 420 // Verify switch to FLOATING mode will reset the overscroll or resize and when
 421 // in FLOATING mode, overscroll or resize wont be triggered.
 422 TEST_F(KeyboardControllerTest, FloatingKeyboardDontOverscrollOrResize) {
 423   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 424   ui::DummyTextInputClient no_input_client(ui::TEXT_INPUT_TYPE_NONE);
 425
 426   aura::Window* container(controller()->GetContainerWindow());
 427   root_window()->AddChild(container);
 428   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 429       new KeyboardContainerObserver(container));
 430   gfx::Rect screen_bounds = root_window()->bounds();
 431   keyboard::SetTouchKeyboardEnabled(true);
 432
 433   SetFocus(&input_client);
 434   gfx::Rect expected_bounds(
 435       0, screen_bounds.height() - kDefaultVirtualKeyboardHeight,
 436       screen_bounds.width(), kDefaultVirtualKeyboardHeight);
 437   // Verify overscroll or resize is in effect.
 438   EXPECT_EQ(expected_bounds, notified_bounds());
 439   EXPECT_EQ(1, number_of_calls());
 440
 441   controller()->SetKeyboardMode(FLOATING);
 442   // Switch to FLOATING should clear overscroll or resize.
 443   EXPECT_EQ(gfx::Rect(), notified_bounds());
 444   EXPECT_EQ(2, number_of_calls());
 445   SetFocus(&no_input_client);
 446   base::MessageLoop::current()->Run();
 447   EXPECT_EQ(gfx::Rect(), notified_bounds());
 448   EXPECT_EQ(3, number_of_calls());
 449   SetFocus(&input_client);
 450   // In FLOATING mode, no overscroll or resize should be triggered.
 451   EXPECT_EQ(3, number_of_calls());
 452   EXPECT_EQ(gfx::Rect(), controller()->current_keyboard_bounds());
 453 }
 454
 455 // Verify switch to FULL_WIDTH mode will move virtual keyboard to the right
 456 // place and sets the correct overscroll.
 457 TEST_F(KeyboardControllerTest, SwitchToFullWidthVirtualKeyboard) {
 458   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 459
 460   aura::Window* container(controller()->GetContainerWindow());
 461   root_window()->AddChild(container);
 462   gfx::Rect screen_bounds = root_window()->bounds();
 463   keyboard::SetTouchKeyboardEnabled(true);
 464   SetFocus(&input_client);
 465
 466   controller()->SetKeyboardMode(FLOATING);
 467   EXPECT_EQ(gfx::Rect(), notified_bounds());
 468   EXPECT_EQ(gfx::Rect(), controller()->current_keyboard_bounds());
 469
 470   controller()->SetKeyboardMode(FULL_WIDTH);
 471   gfx::Rect expected_bounds(
 472       0, screen_bounds.height() - kDefaultVirtualKeyboardHeight,
 473       screen_bounds.width(), kDefaultVirtualKeyboardHeight);
 474   EXPECT_EQ(expected_bounds, notified_bounds());
 475   EXPECT_EQ(expected_bounds, controller()->current_keyboard_bounds());
 476 }
 477
 478 TEST_F(KeyboardControllerTest, AlwaysVisibleWhenLocked) {
 479   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 480   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 481   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 482   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 483
 484   aura::Window* keyboard_container(controller()->GetContainerWindow());
 485   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 486       new KeyboardContainerObserver(keyboard_container));
 487   root_window()->AddChild(keyboard_container);
 488
 489   SetFocus(&input_client_0);
 490
 491   EXPECT_TRUE(keyboard_container->IsVisible());
 492
 493   // Lock keyboard.
 494   controller()->set_lock_keyboard(true);
 495
 496   SetFocus(&no_input_client_0);
 497   // Keyboard should not try to hide itself as it is locked.
 498   EXPECT_TRUE(keyboard_container->IsVisible());
 499   EXPECT_FALSE(WillHideKeyboard());
 500
 501   SetFocus(&input_client_1);
 502   EXPECT_TRUE(keyboard_container->IsVisible());
 503
 504   // Unlock keyboard.
 505   controller()->set_lock_keyboard(false);
 506
 507   // Keyboard should hide when focus on no input client.
 508   SetFocus(&no_input_client_1);
 509   EXPECT_TRUE(WillHideKeyboard());
 510
 511   // Wait for hide keyboard to finish.
 512   base::MessageLoop::current()->Run();
 513   EXPECT_FALSE(keyboard_container->IsVisible());
 514 }
 515
 516 class KeyboardControllerAnimationTest : public KeyboardControllerTest {
 517  public:
 518   KeyboardControllerAnimationTest() {}
 519   ~KeyboardControllerAnimationTest() override {}
 520
 521   void SetUp() override {
 522     // We cannot short-circuit animations for this test.
 523     ui::ScopedAnimationDurationScaleMode test_duration_mode(
 524         ui::ScopedAnimationDurationScaleMode::NON_ZERO_DURATION);
 525
 526     KeyboardControllerTest::SetUp();
 527
 528     const gfx::Rect& root_bounds = root_window()->bounds();
 529     keyboard_container()->SetBounds(root_bounds);
 530     root_window()->AddChild(keyboard_container());
 531   }
 532
 533   void TearDown() override {
 534     KeyboardControllerTest::TearDown();
 535   }
 536
 537  protected:
 538   aura::Window* keyboard_container() {
 539     return controller()->GetContainerWindow();
 540   }
 541
 542   aura::Window* keyboard_window() {
 543     return proxy()->GetKeyboardWindow();
 544   }
 545
 546  private:
 547   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerAnimationTest);
 548 };
 549
 550 // Tests virtual keyboard has correct show and hide animation.
 551 TEST_F(KeyboardControllerAnimationTest, ContainerAnimation) {
 552   ui::Layer* layer = keyboard_container()->layer();
 553   ShowKeyboard();
 554
 555   // Keyboard container and window should immediately become visible before
 556   // animation starts.
 557   EXPECT_TRUE(keyboard_container()->IsVisible());
 558   EXPECT_TRUE(keyboard_window()->IsVisible());
 559   float show_start_opacity = layer->opacity();
 560   gfx::Transform transform;
 561   transform.Translate(0, kAnimationDistance);
 562   EXPECT_EQ(transform, layer->transform());
 563   EXPECT_EQ(gfx::Rect(), notified_bounds());
 564
 565   RunAnimationForLayer(layer);
 566   EXPECT_TRUE(keyboard_container()->IsVisible());
 567   EXPECT_TRUE(keyboard_window()->IsVisible());
 568   float show_end_opacity = layer->opacity();
 569   EXPECT_LT(show_start_opacity, show_end_opacity);
 570   EXPECT_EQ(gfx::Transform(), layer->transform());
 571   // KeyboardController should notify the bounds of container window to its
 572   // observers after show animation finished.
 573   EXPECT_EQ(keyboard_container()->bounds(), notified_bounds());
 574
 575   // Directly hide keyboard without delay.
 576   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 577   EXPECT_TRUE(keyboard_container()->IsVisible());
 578   EXPECT_TRUE(keyboard_container()->layer()->visible());
 579   EXPECT_TRUE(keyboard_window()->IsVisible());
 580   float hide_start_opacity = layer->opacity();
 581   // KeyboardController should notify the bounds of keyboard window to its
 582   // observers before hide animation starts.
 583   EXPECT_EQ(gfx::Rect(), notified_bounds());
 584
 585   RunAnimationForLayer(layer);
 586   EXPECT_FALSE(keyboard_container()->IsVisible());
 587   EXPECT_FALSE(keyboard_container()->layer()->visible());
 588   EXPECT_FALSE(keyboard_window()->IsVisible());
 589   float hide_end_opacity = layer->opacity();
 590   EXPECT_GT(hide_start_opacity, hide_end_opacity);
 591   EXPECT_EQ(transform, layer->transform());
 592   EXPECT_EQ(gfx::Rect(), notified_bounds());
 593 }
 594
 595 // Show keyboard during keyboard hide animation should abort the hide animation
 596 // and the keyboard should animate in.
 597 // Test for crbug.com/333284.
 598 TEST_F(KeyboardControllerAnimationTest, ContainerShowWhileHide) {
 599   ui::Layer* layer = keyboard_container()->layer();
 600   ShowKeyboard();
 601   RunAnimationForLayer(layer);
 602
 603   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 604   // Before hide animation finishes, show keyboard again.
 605   ShowKeyboard();
 606   RunAnimationForLayer(layer);
 607   EXPECT_TRUE(keyboard_container()->IsVisible());
 608   EXPECT_TRUE(keyboard_window()->IsVisible());
 609   EXPECT_EQ(1.0, layer->opacity());
 610   EXPECT_EQ(gfx::Transform(), layer->transform());
 611 }
 612
 613 }  // namespace keyboard